Uranus, Neptune, Pluto, and the outer solar system.

Bibliografiske detaljer
Hovedforfatter:	Elkins-Tanton, Linda T.
Format:	Bog
Sprog:	English
Udgivet:	New York, N.Y. Facts on File c2006.
Serier:	The solar system
Fag:	Uranus (Planet). Neptune (Planet). Pluto (Dwarf planet). Solar system.